Answering all the key questions and addressing all the major issues, this is an indispensable introduction to the science that is changing our world. Outlining the way in which our genetic structure works, it provides all the information necessary for readers to form their opinions on such important topics as gene therapy, genetic engineering, and genetically modified foods. Accessibly written, but based on expert knowledge and contemporary research, this book offers a step-by-step guide to the subject of genetics. The books covers: Mendels Laws and their implications; the functions of genes; the structure of DNA; and the human genome and DNA manipulation. Illustrations and diagrams make difficult concepts easy to follow, while a useful glossary explains key terms and ideas. For students wishing to join the debates that will decide their future, this will prove a timely and authoritative handbook.